Support alternate menus (i.e.; mobile)
Implement new admin interface for plugin administration.
Set error reporting and proper cache file name.
Add scroll bars to pop-up - port from 1.4.2.
Updated css / js caching to use improved method to capture cache file data.
Sync changelog with v1.4.x branch
Add lock files to code base.
Capture file read errors properly.
Fixed invalid file reference.